/*
 * Copyright 2000-2006 JetBrains s.r.o.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.intellij.gwt.make;

import com.intellij.openapi.compiler.ValidityState;
import com.intellij.gwt.GwtJavaScriptOutputStyle;

import java.io.DataOutputStream;
import java.io.IOException;
import java.io.DataInputStream;
import java.util.Map;

/**
 * @author nik
 */
public class GwtItemValidityState implements ValidityState {
  private GwtJavaScriptOutputStyle myOutputStyle;

  public GwtItemValidityState(final GwtJavaScriptOutputStyle outputStyle) {
    myOutputStyle = outputStyle;
  }

  public GwtItemValidityState(DataInputStream is) throws IOException {
    myOutputStyle = GwtJavaScriptOutputStyle.byId(is.readByte());
  }

  public boolean equalsTo(ValidityState otherState) {
    return otherState instanceof GwtItemValidityState
           && ((GwtItemValidityState)otherState).myOutputStyle == myOutputStyle;
  }

  public void save(DataOutputStream os) throws IOException {
    os.writeByte(myOutputStyle.getNumericId());
  }
}
